walmart committed $2 billion to fighting hunger in the u.s. as we work together, we can stamp hunger out. >> and by contributions to your pbs station from viewers like you. thank you. >> with a new pope about to be chosen in rome and the church under severe criticism for its handling of sexual-abuse cases, what is the path forward for the more than 77 million american catholics? a professor of theological ethics at loyola marymount university, raised catholic, dr. gina messina-dysert. deeply engaged in the ongoing debate about the future of catholicism in america. professor, good to have you on this program. >> thank you so much. tavis: let me start with the obvious. many of us, even those of us who are not catholic, this has not happened in 600 years, so it has not happened in our lifetimes, that we have had an ex-pope. >> certainly, this is a significant historical event. this is the first pope to step down in 600 years and one of only 10 in the entire history of the catholic church. people are really curious what this means. will it is ring